time_index,wind_speed,sea_height
2010081917,3.7 ,105
2010081918,3.5 ,100
2010081919,3.5 ,96
2010081920,3.3 ,96
2010081921,3.2 ,93
2010081922,3.1 ,95
2010081923,3.3 ,98
201008200 ,3.8 ,98
201008201 ,4.3 ,106
201008202 ,4.5 ,110
201008203 ,4.3 ,111
201008204 ,4   ,111
201008205 ,3.9 ,106
201008206 ,3.7 ,100
201008207 ,3.2 ,95
201008208 ,3.2 ,95
201008209 ,3   ,90
2010082010,2.8 ,91
2010082011,2.7 ,94